How many days until December 21?
47 days until
The clock counts down to midnight as December 21 begins (New York time). The day count is the number of dates left, not counting today.
Monday, December 21, 2026 · Counted from today, November 4, in New York
December 21 is a Monday this year.
- weeks, 5 days
- 6
- month, 17 days
- 1
- weekends
- 7
- Fridays
- 7
- sleeps
- 47
- working days
- 31
Today is left out; the target date is included.
Working days leave out Saturdays, Sundays and US federal holidays.
More about this dateChange the date or time zone, see the calendar
December 2026
| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | ||
| 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| 20 | 21 | 22 | 23 | 24 | 25 | 26 |
| 27 | 28 | 29 | 30 | 31 |
December 21, 2026
About December 21, 2026
- Weekday
- Monday
- Day of the year
- 355 of 365
- Days left in the year after that date
- 10
- Week number
- 52 of 2026
- Quarter
- Q4
- Days in December
- 31
The next five years
- 2026
- Monday, December 21, 2026 · 47 days from today
- 2027
- Tuesday, December 21, 2027 · 412 days from today
- 2028
- Thursday, December 21, 2028 · 778 days from today
- 2029
- Friday, December 21, 2029 · 1,143 days from today
- 2030
- Saturday, December 21, 2030 · 1,508 days from today
Where the days fall
November 4, 2026 → December 21, 2026
- November 2026
- 26 days
- December 2026
- 21 days
Nearby holidays and observances
Cyber Monday · Monday, November 30, 2026 · 21 days before
Christmas Eve · Thursday, December 24, 2026 · 3 days after
How this count works, and questions
How this count works
The next December 21 is selected automatically. The target date is included and today is left out.
Weekdays mean Monday through Friday. Holidays are still included. An exact time countdown can give a different number of full days because part of today has already passed.
A worked example
From November 4, 2026 in New York, December 21, 2026 is 47 days away. The span contains 33 weekdays and 14 weekend days.
Questions about this countdown
Does the count include today?
No. The count leaves out today and includes December 21. The day before, it shows 1 day. On December 21, it shows 0 days.
What happens after December 21 passes?
The next day, the count moves on to December 21 of the following year.
Which time zone does the count use?
Your device's time zone, named on the Today line at the top of the page. Choose another time zone in the form to count to midnight there instead.